[pre-commit.ci] auto fixes from pre-commit.com hooks

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backend/src/alembic/README

@@ -5,4 +5,4 @@ Thus, use the below commands with a DB generated by the main branch, then switch
 
 Run `alembic check` to see if a migration needs to be generated.
 
-Run `alembic revision --autogenerate -m "short description"` to generate a migration file.
+Run `alembic revision --autogenerate -m "short description"` to generate a migration file.

backend/src/main.py

@@ -1,5 +1,7 @@
 import os
 
+from alembic.command import upgrade
+from alembic.config import Config
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.middleware.gzip import GZipMiddleware
@@ -10,8 +12,6 @@
 from psycopg2.errors import UniqueViolation
 from sqlalchemy.exc import IntegrityError
 from uvicorn.main import uvicorn
-from alembic.command import upgrade
-from alembic.config import Config
 
 from app.core.startup import startup  # isort: skip
 
@@ -276,9 +276,11 @@ def main() -> None:
         reload=False,
     )
 
+
 def migrate_database() -> None:
     config = Config("alembic.ini")
     upgrade(config, "head")
 
+
 if __name__ == "__main__":
     main()